Difference between revisions of "Skill Set 07.1"
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| − | [[IB Physics Skill Sets | | + | [[Main Page]] > [[IB Physics Skill Sets]] > Skill Set 07.1 |
| + | <br /> | ||
| + | <br /> | ||
| + | ===1. 1. A hammer has 12.4 kg m/s of momentum, and is going 8.5 m/s, what is its mass? (1.5 kg)=== | ||
| + | <blockquote> | ||
| + | Solution goes here | ||
| + | </blockquote> | ||
| + | [[#top | Table of Contents]] | ||
| + | ---- | ||
| − | + | ===2. 2. A rocket exerts 10.3 N of force for 2.23 seconds. What impulse does it impart? (23.0 Ns) === | |
| + | <blockquote> | ||
| + | Solution goes here | ||
| + | </blockquote> | ||
| + | [[#top | Table of Contents]] | ||
| + | ---- | ||
| + | ===3. 3. A 17.5 N unbalanced force is exerted on a 67.1 Kg mass for 37.2 seconds. What is the change of velocity of the mass? (9.70 m/s)=== | ||
| + | <blockquote> | ||
| + | Solution goes here | ||
| + | </blockquote> | ||
| + | [[#top | Table of Contents]] | ||
| + | ---- | ||
| + | ===4. 4. A .142 Kg baseball going 41 m/s, strikes a bat, and heads straight back to the outfield at 53 m/s. If the bat exerted a force of 2350 N, for what time was it in contact with the bat? (0.00568 s) === | ||
| + | <blockquote> | ||
| + | Solution goes here | ||
| + | </blockquote> | ||
| + | [[#top | Table of Contents]] | ||
| + | ---- | ||
| − | + | ===5. 5. A rocket engine burns fuel at a rate of 53.5 grams per second, and develops a force of 65.2 N. What must be the exhaust velocity? (1000 grams = 1 kg) (1220 m/s) === | |
| − | + | <blockquote> | |
| − | + | Solution goes here | |
| − | + | </blockquote> | |
| − | + | [[#top | Table of Contents]] | |
| − | + | ---- | |
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| − | 5. A rocket engine burns fuel at a rate of 53.5 grams per second, and develops a force of 65.2 N. | ||
Latest revision as of 10:50, 13 February 2009
Main Page > IB Physics Skill Sets > Skill Set 07.1
Contents
- 1 1. 1. A hammer has 12.4 kg m/s of momentum, and is going 8.5 m/s, what is its mass? (1.5 kg)
- 2 2. 2. A rocket exerts 10.3 N of force for 2.23 seconds. What impulse does it impart? (23.0 Ns)
- 3 3. 3. A 17.5 N unbalanced force is exerted on a 67.1 Kg mass for 37.2 seconds. What is the change of velocity of the mass? (9.70 m/s)
- 4 4. 4. A .142 Kg baseball going 41 m/s, strikes a bat, and heads straight back to the outfield at 53 m/s. If the bat exerted a force of 2350 N, for what time was it in contact with the bat? (0.00568 s)
- 5 5. 5. A rocket engine burns fuel at a rate of 53.5 grams per second, and develops a force of 65.2 N. What must be the exhaust velocity? (1000 grams = 1 kg) (1220 m/s)
1. 1. A hammer has 12.4 kg m/s of momentum, and is going 8.5 m/s, what is its mass? (1.5 kg)
Solution goes here
2. 2. A rocket exerts 10.3 N of force for 2.23 seconds. What impulse does it impart? (23.0 Ns)
Solution goes here
3. 3. A 17.5 N unbalanced force is exerted on a 67.1 Kg mass for 37.2 seconds. What is the change of velocity of the mass? (9.70 m/s)
Solution goes here
4. 4. A .142 Kg baseball going 41 m/s, strikes a bat, and heads straight back to the outfield at 53 m/s. If the bat exerted a force of 2350 N, for what time was it in contact with the bat? (0.00568 s)
Solution goes here
5. 5. A rocket engine burns fuel at a rate of 53.5 grams per second, and develops a force of 65.2 N. What must be the exhaust velocity? (1000 grams = 1 kg) (1220 m/s)
Solution goes here
